São Paulo, September 5, 2025 – In a dramatic Kansas City Chiefs vs Los Angeles Chargers opener hosted in São Paulo, Brazil, the Los Angeles Chargers stunned the KC Chiefs, defeating them 27-21 in a high-stakes Chiefs vs Chargers showdown. Justin Herbert lit up the field, completing 25 of 34 passes for 318 yards and three touchdowns, and capped his lead with a vital 19-yard scramble on third-and-14 to seal the win.
The Chargers snapped a seven-game losing skid against Kansas City, marking a pivotal Chargers vs Chiefs moment, Patrick Mahomes fought back hard, throwing for 258 yards and rushing for a touchdown, but two lost opportunities in the red zone—a missed extra point and a failed two-point conversion—proved costly.
Analysis pointed to a sluggish Chiefs game start; the offense struggled in early drives while penalties and execution issues haunted them. Fans packed the arena, bringing a slice of Arrowhead atmosphere to Brazil—though it wasn’t enough to power the Chiefs football machine to victory.
This result puts the Chiefs at 0-1 and gives the Chargers an early statement in the AFC West. The KC vs Chargers game won’t just be remembered for the rivalry—Justin Herbert’s performance may shape the narrative for much of this NFL season.
The NFL Brazil game atmosphere was electric, with fans waving both Kansas City and Los Angeles Chargers flags. For many, this international clash felt like a Super Bowl-level rivalry transplanted to South America.
With this win, Jim Harbaugh’s Chargers start the season strong, while the KC Chiefs game highlighted areas they must fix quickly if they want to remain dominant.